#5E3790
Closest named color: Rebecca Purple (#663399). oklch(43% 0.142 300.8), rgb(94, 55, 144).
Aa
White text reads best on this color (8.65:1).
About this color
#5E3790 is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.142 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.022 away. White text reads best on it, at 8.65:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.42:1 |
| White text | 8.65:1 |
Values
| HEX | #5E3790 |
| RGB | rgb(94, 55, 144) |
| HSL | hsl(266, 45%, 39%) |
| OKLCH | oklch(43% 0.142 300.8) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #5E3790 | 8.65:1 | AAA | Lc -93.9 | Preferred for body text |
| Black text on #5E3790 | 2.42:1 | Fails | Lc 14.7 | Not readable |
| #5E3790 text on white | 8.65:1 | AAA | Lc 89.3 | Fine for body text |
| #5E3790 text on black | 2.42:1 | Fails | Lc -12.9 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 800.
-
Step 50
50
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#ECE7F8
oklch(93.7% 0.023 299.4)
-
Step 200
200
#DED3F4
oklch(88.6% 0.046 300.7)
-
Step 300
300
#C9B5EE
oklch(80.9% 0.082 300.6)
-
Step 400
400
#AF8CE6
oklch(70.8% 0.133 301)
-
Step 500
500
#9C6CDF
oklch(63.1% 0.171 300.9)
-
Step 600
600
#8751CC
oklch(55.6% 0.184 300.8)
-
Step 700
700
#7341B1
oklch(49.2% 0.171 300.8)
-
Step 800
800 (this color)
#5E3790
oklch(43% 0.142 300.8)
-
Step 900
900
#4C3072
oklch(37.7% 0.11 300.8)
-
Step 950
950
#2C1D43
oklch(27% 0.07 300)
#5E3790 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #004B93 | 0.110 |
| Deuteranopia (no green cones) | #1A4B8E | 0.100 |
| Tritanopia (no blue cones) | #544A5E | 0.107 |
| Achromatopsia (no color) | #4B4B4B | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5E3790
#5E3790
oklch(43% 0.142 300.8)
- #485800
#485800
oklch(43.1% 0.104 121)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #5E3790, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.022
- Dark Slate Blue #483D8B ΔE 0.041
- Blueberry #464196 ΔE 0.046
- Twilight #4E518B ΔE 0.071
- Chrysanthemum #560BAD ΔE 0.081
- Dusk #4E5481 ΔE 0.086
- Grape #7209B7 ΔE 0.088
- Blue With A Hint Of Purple #533CC6 ΔE 0.090
Use #5E3790 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.